Home / 1,686,108.17-2,524,759.96-1,107,913.49

Finding the Fourth Proportional to 1,686,108.17, 2,524,759.96 and 1,107,913.49

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Solution

The fourth proportional to 1,686,108.17, 2,524,759.96 and 1,107,913.49 is: 1,658,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,108.17 : 2,524,759.96 = 1,107,913.49 : x
  2. Step 2: Convert to fraction form
    1,686,108.17/2,524,759.96 = 1,107,913.49/x
  3. Step 3: Cross multiply
    1,686,108.17x = 2,524,759.96 × 1,107,913.49
  4. Step 4: Simplify right side
    1,686,108.17x = 2,797,215,618,695.86
  5. Step 5: Solve for x
    x = 2,797,215,618,695.86/1,686,108.17
  6. Step 6: Final answer
    x = 1,658,977.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.